Alexandre Muller pulled off an upset by eliminating Brazilian rising star Joao Fonseca with a 6-1, 7-6 victory, securing his spot in the second round of the ATP 500 Rio Open.

João Fonseca, an 18-year-old tennis star from Brazil, experienced a setback at the Rio Open, losing to Alexandre Muller just after securing his first ATP title in Buenos Aires. Despite his recent rise ...

Brazilian teenager Joao Fonseca suffered a disappointing loss in the first round of his hometown tournament, the Rio Open.

Back at the Rio Open, the 18-year-old home favorite was halted by Alexandre Muller in the opening round inside Quadra Guga Kuerten. Muller moved forward, 6-1 7-6 (4), to set a second-round meeting ...

Teenage tennis sensation João Fonseca frustrated his home fans at the Rio Open in a first-round loss two days after winning ...

Nadal embraced the South American Golden swing in February 2015 and conquered the Buenos Aires title over four home players.

Joao Fonseca was ranked World No. 655 after he decided to go pro. On Monday, the 18-year-old had risen to a career-high World ...

Joao Fonseca, 18, wins his first ATP Tour title at the Argentina Open, drawing commendations from peers like Carlos Alcaraz ...

Laslo Djere stood between Fonseca and his first ATP final. The Brazilian overcame another stern test and claimed a 7-6, 5-7, ...

Joao Fonseca won his first ATP title in Buenos Aires yesterday, confirming all the improvements that had been seen in recent ...

Brazilian tennis sensation Joao Fonseca, 18, makes history as the 10th youngest ATP champion ever with Argentina Open victory.

Swiatek has an equal-or-better record against every active WTA player... except Ostapenko, who she's never beaten in five attempts.